Rivers, oceans, lakes, aquifers, groundwater, stormwater, urban canals, underground streams, estuaries, and more -- we are passionate about water quality! This page will help you find resources to explore the waterbodies you care about, and connect with other people who have the same interests: ### Questions on Water Quality: [questions:water-quality] **** ## Monitoring * [Water sampling](/water-sampling) * [Water sensors](/water-sensors) * Posts on #water-monitoring * Posts on #water-testing * Posts on #reagents ## Water quality parameters Read about different water quality parameters here, including pH, nitrogen, conductivity, temperature, ORP and turbidity: * https://publiclab.org/common-water-contaminants Also see this overview of 7 ways to monitorn water quality: * https://publiclab.org/notes/anngneal/12-08-2017/7-ways-to-measure-monitor-and-evaluate-water-quality ## Groups and projects working on water quality issues: [wikis:project:water-quality] **** ## Water quality related pages [wikis:parent:water-quality] **** ## Activities [activities:water-quality]...
| Author | Comment | Last activity | Moderation | ||
|---|---|---|---|---|---|
| shanlter | "Thanks @liz and @Bronwen, if you are going to order the parts from DFRobot, let me know. The isolation module been used hasn't been online yet (but..." | Read more » | over 7 years ago | |||
| shanlter | "Thanks for saying so @xose! Compared with Riffle or Mae d'aigua, this one is much simpler, we use Arduino board, haven't do many field test yet, et..." | Read more » | over 7 years ago | |||
| xose | "@bronwen, @liz, am I wrong or this could be considered as "method"? It's own particularities made the KnowFlow a different one than Coqui, Riffle o..." | Read more » | over 7 years ago | |||
| Bronwen | "@Bronwen awards a barnstar to shanlter for their awesome contribution! " | Read more » | over 7 years ago | |||
| Bronwen | "Absolutely, @liz ! This is a really exciting (and well documented!) research note. Thanks for sharing, @shanlter ! " | Read more » | over 7 years ago | |||
| liz | "Thank you for these well-written and elegantly photographed instructions! I found this note very inviting and i can't wait to order the parts and m..." | Read more » | over 7 years ago | |||
| xose | "So cool!! " | Read more » | over 7 years ago | |||
| EdMallon | "I know the RIFFLE project has been doing this for a while now, but I saved SD power control to the end of my quest for low power logging, because I..." | Read more » | over 7 years ago | |||
| warren | "Hi, Gretchen - do you have some examples of when and where this technique has been successfully used by folks? Thanks! " | Read more » | over 7 years ago | |||
| EdMallon | "I've developed a method to calibrate thermistors of unknown specification to something near +/- 0.1 C https://edwardmallon.wordpress.com/2017/04/2..." | Read more » | over 7 years ago | |||
| EdMallon | "I'm currently working out how to calibrate these oversampled thermistors to a reasonable level without breaking the bank for a high quality referen..." | Read more » | almost 8 years ago | |||
| warren | "Wow, Ed, this is really cool, and obviously applicable to many sensor projects using Arduinos. Just curious if you'd be interested in posting a mor..." | Read more » | almost 8 years ago | |||
| EdMallon | "After much experimentation, I finally came up with a simple dithering method that allows you to easily use oversampling to add 4-5 extra bits of re..." | Read more » | almost 8 years ago | |||
| EdMallon | "We just fired up a new collaborative project, and some of the academics from the other university suggested that our blog was something of a spaghe..." | Read more » | almost 8 years ago | |||
| liz | "Have you considered using a microscope to look at the bacteria directly? " | Read more » | about 8 years ago | |||
| cfastie | "If you collect all the water expelled while a laundry machine washes a load of clothes, all of the synthetic material will be in the water. If you ..." | Read more » | about 8 years ago | |||
| warren | "Hi! How small are these? How strong a microscope would be required? I'm curious if some of the stuff in the passive pm project could be relevant? h..." | Read more » | about 8 years ago | |||
| jesseslone | "@donblair I noticed you have a more recent post about turbidity, I was wondering if you would choose a different light sensor than the Adafruit one..." | Read more » | about 8 years ago | |||
| warren | "Hi, @bkleist - did you receive the Crenova timelapse cam we sent you? Curious if that'll end up being a lot more reliable. Thanks! " | Read more » | about 8 years ago | |||
| bkleist | "Hi Stevie, I have been using the Mobius ActionCam (https://www.mobius-actioncam.com/) for monitoring silica sand mines in small towns around Wiscon..." | Read more » | about 8 years ago | |||
| warren | "yeah, we didn't have it set up for motion -- just interval triggering. But i don't know if that'd work! " | Read more » | about 8 years ago | |||
| eustatic | "so did the stream trigger the motion sensor? I wouldn't imagine so... " | Read more » | about 8 years ago | |||
| eustatic | "DoJ allowed monitoring as a Supplemental Environmental Project (in lieu of fees)? I've heard the opposite. Was it citizen or government, or third..." | Read more » | about 8 years ago | |||
| donblair | "Hallo! I haven't had great luck with Digikey shopping carts sticking around, so it might be better to put direct links to parts in e.g. a wiki ......" | Read more » | about 8 years ago |